APA (7th ed.) Citation

(1840). Nördliche Hemisphäre des Himmels.

Chicago Style (17th ed.) Citation

Nördliche Hemisphäre Des Himmels. S.l, 1840.

MLA (9th ed.) Citation

Nördliche Hemisphäre Des Himmels. 1840.

Warning: These citations may not always be 100% accurate.